Sealing collar for aircraft servicing pit



FIG. 1 is a perspective view of a sealing collar for aircraft servicing pit showing my new design;

FIG. 2 is an enlarged top plan view thereof;

FIG. 3 is an enlarged side elevational view thereof; and

FIG. 4 is an enlarged bottom plan view thereof.

The broken line showing of environmental structure in FIG. 3 of the drawing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a sealing collar for aircraft servicing pit, as shown and described. 